Split auth login accessibility contracts

tests/Architecture/AuthLoginPasswordToggleContractTest.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace MintyPHP\Tests\Architecture;
+
+use PHPUnit\Framework\TestCase;
+
+final class AuthLoginPasswordToggleContractTest extends TestCase
+{
+    use ProjectFileAssertionSupport;
+
+    public function testPasswordToggleUsesLocalizedLabelsAndKeyboardFocusableControl(): void
+    {
+        $layoutContent = $this->readProjectFile('templates/login.phtml');
+        $scriptContent = $this->readProjectFile('web/js/components/app-password-toggle.js');
+
+        $this->assertStringContainsString('data-password-toggle-show-label', $layoutContent);
+        $this->assertStringContainsString('data-password-toggle-hide-label', $layoutContent);
+
+        $this->assertStringContainsString('passwordToggleShowLabel', $scriptContent);
+        $this->assertStringContainsString('passwordToggleHideLabel', $scriptContent);
+        $this->assertStringNotContainsString('toggle.tabIndex = -1;', $scriptContent);
+        $this->assertStringNotContainsString("'Show password'", $scriptContent);
+        $this->assertStringNotContainsString("'Hide password'", $scriptContent);
+    }
+}